Visual Studio 2017/2019 do not fully open all files of a project folder

Question

I have a GUI folder contains some files like this (focus on the files that I circled in red) :

and when I opened the project which contained this folder with file *.sln , Visual Studio only displays a few files of this folder on Solution Explorer , you can see that VS don't display the files which I circled in red in the image above:



Anyone can help me, please. Thank you so much!!!

Answer 1

If its under source control, you will have to manually include them in the SC from withtin Visual Studio.

More info - MSFT